The CORSAIR NIGHTSWORD RGB Performance Tunable Gaming Mouse is equipped with a cutting-edge 18,000 DPI optical sensor, sophisticated weight calibration and a real-time centre of gravity detection system. Two sets of weights and six mounting locations offer 120 different weight and balance configurations. CORSAIR-exclusive software automatically detects the mouse's centre of gravity in real time, allowing you to adjust the weight between 119g and 141g and fine-tune balance to perfectly fit your grip. Built with a contoured shape that naturally fits your hand, with high-performance rubber grips inspired by pro sports equipment. Hit all your skill shots and stay zeroed-in on your targets. Total sensitivity customization and ultra-accurate tracking are at your disposal with a custom Pixart PMW3391 optical sensor which adjusts in 1 DPI resolution steps. CORSAIR mice have always felt like an extension of my arm. The NIGHTSWORD RGB with its custom weight tuning truly brings that feeling to a new level. Vivid dynamic RGB lighting control, sophisticated macro programming and full-system lighting synchronization with compatible CORSAIR peripherals, coolers, fans and more.